Forbes Marshall is an ISO 9001 certified company that manufactures the 4 Channel Monitors. The 4 Channel Monitors comes in the series VM-15 Monitoring System. The VM-15 series is a vibration monitor to realize a high cost performance monitoring system for general-purpose machinery. In case of these 4 Channel Monitors, the monitoring channels are implemented in a small and light box. VM-15 has Danger, Alert and Not-OK relay contact outputs [OR logic of each channel], and digital display [manual or high channel selection or channel scanning] and alarm state lamps for each channel. To implement a memory card option, VM-15 can store the trend data with a removable memory card [Compact Flash] and it can allow you to store and manage the data with the computer. In addition, there is also the Multi-Channel Monitor Series as per API 670. These VM-15 / VM-16 Series are vibration monitors that realize a high cost performance monitoring system for gen.
